Kingdom of León) Maigh Seóla (pre-752 AD. – 1051) Umaill (pre-773 AD – c. 1603) Sultanate of Morocco (789–1957; became constitutional monarchy) Khmer Empire (802–1431; became Khmer Kingdom) Kingdom of Axum (400 BC – 500 BC) High Kings of Ireland (c. 800 – 1198) Kingdom of Ireland (1542–1800, United with the Kingdom of Great Britain to become the United Kingdom of Great Britain and Ireland) Kingdom of Navarre (824–1512; absorbed into Kingdom of Spain) Murcia (825–1243; became subnational monarchy of the Kingdom of Castile) Holy Roman Empire (843–1806; dissolved after defeat by Napoleon) Kingdom of France (843–1791; became constitutional monarchy) Unification of Japan (16th century) Kingdom of Scotland (843–1707; united with Kingdom of England to become Kingdom of Great Britain) Bagan Kingdom (849 AD – 1364 AD) Kingdom of Dublin (853–1171) Kingdom of Norway (872–1814; became constitutional monarchy with the Swedish Sovereign as King) Kievan Rus' (882–1240; became Kingdom of Galicia–Volhynia) Kingdom of León (913 – c. 13th century; absorbed into Crown of Castile) Goryeo Dynasty (918–1392; became Joseon Dynasty) Kingdom of Aragon (925–1162; became Crown of Aragon) Kingdom of Croatia (medieval) (925–1102) Kingdom of England (927–1707; united with Kingdom of Scotland to become Kingdom of Great Britain) Magh Luirg (c. 956 – c. 1585) Kingdom of Sweden (970–1866; became constitutional monarchy) Ma-i (Before AD 971-1339) Sultanate of Egypt (972–1517; became subnational monarchy of the Ottoman Empire) Kingdom of Castile (1037–1230; became Crown of Castile) Sultanate of Seljuk (A dynasty established in Iran 1037–1307) Kingdom of Nri (1043—1911) Síol Anmchadha (pre 1066 – after 1567) Kingdom of Venad (1102 – c. 1750) Thomond (1118–1543) Kingdom of Desmond (1118–1596) Kingdom of Portugal (1139–1910; ended by revolution) Crown of Aragon (1162–1479; became Kingdom of Spain) Vladimir-Suzdal Grand Duchy (1168–1362; became Principality of Muscovy) Second Bulgarian Empire (1185–1396; absorbed into Ottoman Empire) Shōgun (c. 12th century – 19th century; rule on behalf of the imperial court) Unification of Japan (c. 16th century) Kingdom of Bohemia (1198–1806; with the dissolution of the Holy Roman Empire absorbed into Austrian Empire) Kingdom of Galicia–Volhynia (1199–1349; absorbed into Kingdom of Poland and Grand Duchy of Lithuania) Kingdom of Poland (1025–1031; 1076–1079; 1295–1296; 1300–1305; 1320–1795) Latin Empire (1204-1261; absorbed into Byzantine Empire) Despotate of Epirus (1204–1479; absorbed into Ottoman Empire) Kingdom of Thessalonica (1204-1224; absorbed into Despotate of Epirus) Empire of Nicaea (1204–1265; absorbed into Byzantine Empire) Empire of Trebizond (1204–1461) Mongol Empire (1206–1368) Principality of Wales (1208–1283;